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(a) Explain in terms of ionic equilibria why the aqueous solution of a salt derived from a weak acid and a strong base (e.g. sodium phenolate) has a pH greater than 7. (b) B
The emission spectrum of hydrogen is found to satisfy the expression for the energy change. teiangle E (in joules) such thatTriangle E= 2.18x10(1/n 2 1 - 1/ n 2 1 ) J where n
describe and explain the charater tables of water and amoniaa molecule
Elimination reactions - Chemical Properties Alkyl Halides The positive charge on carbon is promulgated to the neighbouring carbon atoms through inductive effect. While moved to
Q. Illustrate Activity Series for Metals? Ans. An activity series is a series that orders substances on the basis of their reactivity. The following diagram is the activit
Calculate the mass of sodium chloride: Problem: Let us calculate the mass of sodium chloride in a solution containing 24 Na (half-life, 15 h) whose activity is 5.7 mCi
Q. What do you mean by Blanching? The enzymes in the food system can be separated into four groups relating to the changes in flavour, colour, texture and nutritive value. T
Purification of organic compounds Several methods are available for the purification of substances. Though, the selection of method, depends upon the nature of substance (if s
the density of 2 molal aqueous solution of NaOH is 1.10g/L. Calculate the molarity of the solution.
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